3-Chloro-5-methylisothiazole CAS 14217-67-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 14217-67-5 |
| Molecular Formula | C4H4ClNS |
| Molecular Weight | 133.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-5-methylisothiazole (CAS 14217-67-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H4ClNS. Molecular weight: 133.60 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H4ClNS |
| Molecular Weight | 133.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 3-Chloro-4-methylisothiazole (CAS 1072-56-6)
- 2-Chloro-1,3-dimethyl-1H-imidazol-3-ium chloride (CAS 125376-11-6)
- 5-Chloro-4-methylthiazole (CAS 125402-79-1)
- 2-Chloro-4-methylthiazole (CAS 26847-01-8)
- 2-Chloro-5-methylthiazole (CAS 33342-65-3)
- 4-Chloro-3-methylisothiazole (CAS 930-43-8)
- 5-Chloro-2-methyl-1,3-thiazole (CAS 57268-15-2)
- 5-Chloro-2-thiophenamine (CAS 63806-78-0)
Recommended Standards
- 14214-31-4 Isothiocyanic acid, 2-chloroallyl ester 1-Propene, 2-chloro-3-isothiocyanato- (9CI) 2-Chlor-3-isothiocyanato-1-propene 0-04-00-00219 (Beilstein Handbook Reference) BRN 1748580 beta-Chloroallyl isothiocyanate 2-Chloroallyl isothiocyanate 2-Chloro-3-isothiocyanato-1-propene EC 604-275-3 (CAS 14214-31-4)
- 4-Chlorothiophen-2-amine (CAS 1427372-77-7)
- 5-(Chloromethyl)isothiazole (CAS 1710-68-5)
- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-N-(3,5-dimethylphenyl)-1H-pyrrole-2-sulfonamide (CAS 321433-65-2)
- 4-(1H-pyrazol-4-yl)butan-1-amine (CAS 84302-89-6)
- 3-Chloro-6-(trifluoromethyl)-1H-indazole (CAS 1000341-24-1)
- 6-Methyl-2h-spiro[benzofuran-3,4'-piperidine] hydrochloride (CAS 1992956-36-1)
- 3-amino-1-(pyrazin-2-yl)propan-1-ol (CAS 1501680-98-3)
- 3-(6-Bromo-1H-benzoimidazol-2-ylsulfanyl)-propionic acid (CAS 312616-15-2)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com